/*
 * GET users listing.
 */
import express = require('express');
const router = express.Router();
import RouterUtils from '../src/RouterUtils';
import ConfigManager, { LDAPAttribute, LDAPCategory } from '../src/ConfigLoader';

function GetCurrentCategory(req: express.Request, defaultResult: LDAPCategory): LDAPCategory|null {
    if (!req.query["category"])
        return null;
    let query = Array.isArray(req.query["category"]) ? req.query["category"][0] : req.query["category"];
    return LinkToCategory(query.toString()) || defaultResult;
}

function LinkToCategory(query: string): LDAPCategory | null {
    return ConfigManager.GetInstance().GetCategoryByName(decodeURIComponent(query));
}

function CategoryToLink(category: LDAPCategory): string {
    return encodeURIComponent(category.GetName());
}

function DnToLink(dn: string): string {
    return encodeURIComponent(dn);
}

router.get('/', (req: express.Request, res: express.Response) => {
    if (!req.isUserLogged)
        return RouterUtils.Redirect(res, "/login");
    req.ldapManager.GetInstance().then(ldap => ldap.GetTree()).then(root => {
        res.render("index", {
            tree: root.GetChildren()[0],
            DnToLnk: DnToLink
        });
    });
});

router.get('/home', (req, res) => {
    if (!req.isUserLogged)
        return RouterUtils.Redirect(res, "/login");
    res.send("Hello, world");
});

export default router;